#include <stdio.h>
int function1 (int a);//prototype
int main (void)
{
	int a, iReturn;
	int e = 8;
	printf ("Please input an integer:\n");
	scanf("%d", &a);
	iReturn = function1 (a);
	printf("%d", iReturn);

}

int function1 (int a)
{
	int e = 20;
	printf ("In function1:\n e = %d\n a = %d \n", e, a);
	return (e + a);
}

